From 7c2f8e2ee94529d317dba83fa52c6624af989270 Mon Sep 17 00:00:00 2001
From: Justin Clarke Casey
Date: Wed, 26 Nov 2008 16:56:57 +0000
Subject: * Get rid of the phenomena where the avatar sometimes reverts to the
 stand animation when flying across borders * Applies to both standalone and
 grid mode * The slight retardation on border cross remains - this is a
 separate issue

---
 OpenSim/Region/Environment/Scenes/EntityBase.cs    |  2 +-
 OpenSim/Region/Environment/Scenes/ScenePresence.cs | 36 ++++++++++++++++++----
 2 files changed, 31 insertions(+), 7 deletions(-)

(limited to 'OpenSim/Region/Environment/Scenes')

diff --git a/OpenSim/Region/Environment/Scenes/EntityBase.cs b/OpenSim/Region/Environment/Scenes/EntityBase.cs
index 7a3b9a7..3ae8cde 100644
--- a/OpenSim/Region/Environment/Scenes/EntityBase.cs
+++ b/OpenSim/Region/Environment/Scenes/EntityBase.cs
@@ -87,7 +87,7 @@ namespace OpenSim.Region.Environment.Scenes
         protected Vector3 m_rotationalvelocity;
 
         /// <summary>
-        ///
+        /// Current velocity of the entity.
         /// </summary>
         public virtual Vector3 Velocity
         {
diff --git a/OpenSim/Region/Environment/Scenes/ScenePresence.cs b/OpenSim/Region/Environment/Scenes/ScenePresence.cs
index 2c10a3f..c32691f 100644
--- a/OpenSim/Region/Environment/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Environment/Scenes/ScenePresence.cs
@@ -402,12 +402,12 @@ namespace OpenSim.Region.Environment.Scenes
                 }
 
                 m_pos = value;
-                m_parentPosition=new Vector3(0, 0, 0);
+                m_parentPosition = new Vector3(0, 0, 0);
             }
         }
 
         /// <summary>
-        /// Current Velocity of the avatar.
+        /// Current velocity of the avatar.
         /// </summary>
         public override Vector3 Velocity
         {
@@ -424,6 +424,8 @@ namespace OpenSim.Region.Environment.Scenes
             }
             set
             {
+                //m_log.DebugFormat("In {0} setting velocity of {1} to {2}", m_scene.RegionInfo.RegionName, Name, value);
+                
                 if (m_physicsActor != null)
                 {
                     try
@@ -777,7 +779,11 @@ namespace OpenSim.Region.Environment.Scenes
 
             AddToPhysicalScene();
             m_physicsActor.Flying = isFlying;
-            SendAnimPack();
+            
+            // Don't send an animation pack here, since on a region crossing this will sometimes cause a flying 
+            // avatar to return to the standing position in mid-air.  On login it looks like this is being sent
+            // elsewhere anyway
+            //SendAnimPack();
 
             m_scene.SwapRootAgentCount(false);
             m_scene.CommsManager.UserProfileCacheService.RequestInventoryForUser(m_uuid);
@@ -806,12 +812,14 @@ namespace OpenSim.Region.Environment.Scenes
 //                 "[SCENEPRESENCE]: Downgrading root agent {0}, {1} to a child agent in {2}",
 //                 Name, UUID, m_scene.RegionInfo.RegionName);
 
-            Velocity = new Vector3(0, 0, 0);
+            // Don't zero out the velocity since this can cause problems when an avatar is making a region crossing,
+            // depending on the exact timing.  This shouldn't matter anyway since child agent positions are not updated.
+            //Velocity = new Vector3(0, 0, 0);
+            
             m_isChildAgent = true;
             m_scene.SwapRootAgentCount(true);
             RemoveFromPhysicalScene();
             m_scene.EventManager.TriggerOnMakeChildAgent(this);
-            //this.Pos = new Vector3(128, 128, 70);
         }
 
         /// <summary>
@@ -1045,11 +1053,13 @@ namespace OpenSim.Region.Environment.Scenes
                     bool oldflying = PhysicsActor.Flying;
 
                     PhysicsActor.Flying = ((flags & (uint)AgentManager.ControlFlags.AGENT_CONTROL_FLY) != 0);
+                    
                     if (PhysicsActor.Flying != oldflying)
                     {
                         update_movementflag = true;
                     }
                 }
+                
                 if (q != m_bodyRot)
                 {
                     m_bodyRot = q;
@@ -1071,6 +1081,7 @@ namespace OpenSim.Region.Environment.Scenes
                             {
                                 // Why did I get this?
                             }
+                            
                             if ((m_movementflag & (uint) DCF) == 0)
                             {
                                 m_movementflag += (byte) (uint) DCF;
@@ -1088,6 +1099,7 @@ namespace OpenSim.Region.Environment.Scenes
                         i++;
                     }
                 }
+                
                 // Cause the avatar to stop flying if it's colliding
                 // with something with the down arrow pressed.
 
@@ -1109,6 +1121,10 @@ namespace OpenSim.Region.Environment.Scenes
 
                 if (update_movementflag || (update_rotation && DCFlagKeyPressed))
                 {
+//                    m_log.DebugFormat("{0} {1}", update_movementflag, (update_rotation && DCFlagKeyPressed));
+//                    m_log.DebugFormat(
+//                        "In {0} adding velocity to {1} of {2}", m_scene.RegionInfo.RegionName, Name, agent_control_v3);                    
+                    
                     AddNewMovement(agent_control_v3, q);
 
                     if (update_movementflag)
@@ -1563,6 +1579,8 @@ namespace OpenSim.Region.Environment.Scenes
         /// </summary>
         protected void TrySetMovementAnimation(string anim)
         {
+            //m_log.DebugFormat("Updating movement animation to {0}", anim);
+            
             if (m_animations.TrySetDefaultAnimation(anim, m_controllingClient.NextAnimationSequenceNumber))
             {
                 SendAnimPack();
@@ -1638,9 +1656,13 @@ namespace OpenSim.Region.Environment.Scenes
             }
         }
 
+        /// <summary>
+        /// Update the movement animation of this avatar according to its current state
+        /// </summary>
         protected void UpdateMovementAnimations()
         {
-            TrySetMovementAnimation(GetMovementAnimation());
+            string animation = GetMovementAnimation();
+            TrySetMovementAnimation(animation);
         }
 
         /// <summary>
@@ -2040,6 +2062,8 @@ namespace OpenSim.Region.Environment.Scenes
         /// </summary>
         public void SendAnimPack()
         {
+            //m_log.Debug("Sending animation pack");
+            
             if (m_isChildAgent)
                 return;
 
-- 
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